The default configuration of SWFUpload in WordPress before 3.5.2 has an unrestrictive security.allowDomain setting, which allows remote attackers to bypass the Same Origin Policy and conduct cross-site scripting (XSS) attacks via a crafted web site.

Cross-site scripting (XSS) vulnerability in Plupload.as in Moxiecode plupload before 1.5.5, as used in WordPress before 3.5.1 and other products, allows remote attackers to inject arbitrary web script or HTML via the id parameter.

CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is
MITRE's CVE web site.
CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is
MITRE's CWE web site.
OVAL is a registered trademark of The MITRE Corporation and the authoritative source of OVAL content is
MITRE's OVAL web site.

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